UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5u2DXmyBMpgvULUbuRasEAmS3dUW2XxNElpIGu1ibyg=' 
WHERE 
  key_id = '40eb55ee69a6febd603a9bf349e6d08a1dbcc0d46f24bba18a002d8025585e35' 
  AND (
    token = '5u2DXmyBMpgvULUbuRasEAmS3dUW2XxNElpIGu1ibyg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )